int j of sci and math educ doi 10 1007 s10763 015 9652 3 coordinating multiple representations in a reform calculus textbook briana l chang1 jennifer g cromley2 nhi tran1 ...
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...Int j of sci and math educ doi s coordinating multiple representations in a reform calculus textbook briana l chang jennifer g cromley nhi tran received september accepted april ministry science technology taiwan abstract coordination cmr is widely recognized as critical skill mathematics frequently demanded textbooks however little known about the prevalence tasks such we coded instances used analyzed distributions by chapter for type task perception vs construction results suggest that different are earlier later learning topics well specific pedagogical scaffolding purposes example algebra to text was more prevalent first suggesting students being eased into content contrast requests construct graphs from algebraic expres sions were emphasized chapters pushed think conceptually functions our nuanced look at has implications research teaching keywords conceptualunderstanding multiplerepresentations electronic supplementary material online version this article contains which available...